highlightjs

highlightjs/highlight.js

JavaScript syntax highlighter with language auto-detection and zero dependencies.

25.0K stars 3.7K forks 25.0K watchers JavaScript BSD 3-Clause "New" or "Revised" License

hacktoberfest highlighting javascript language-grammars syntax-highlighter syntax-highlighting

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9 Open Issues Need Help Last updated: Jul 3, 2026

Open Issues Need Help

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Looking for maintainers / contributors / code reviewers... 6 days ago

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highlightjs/highlight.js

25.0K

JavaScript syntax highlighter with language auto-detection and zero dependencies.

JavaScript

#hacktoberfest#highlighting#javascript#language-grammars#syntax-highlighter#syntax-highlighting

(Crystal) formats integer divison incorrectly about 1 month ago

language bug help welcome good first issue

highlightjs/highlight.js

25.0K

JavaScript syntax highlighter with language auto-detection and zero dependencies.

JavaScript

#hacktoberfest#highlighting#javascript#language-grammars#syntax-highlighter#syntax-highlighting

Explain the difference between php and php-template in their comments about 1 month ago

bug help welcome good first issue parser

highlightjs/highlight.js

25.0K

JavaScript syntax highlighter with language auto-detection and zero dependencies.

JavaScript

#hacktoberfest#highlighting#javascript#language-grammars#syntax-highlighter#syntax-highlighting

`noHighlightRe` should win out over `languageDetectRe` 4 months ago

enhancement help welcome good first issue parser version-12

highlightjs/highlight.js

25.0K

JavaScript syntax highlighter with language auto-detection and zero dependencies.

JavaScript

#hacktoberfest#highlighting#javascript#language-grammars#syntax-highlighter#syntax-highlighting

Documentation Translation (we first need committed translators) 4 months ago

on hold docs/website help welcome good first issue big picture

highlightjs/highlight.js

25.0K

JavaScript syntax highlighter with language auto-detection and zero dependencies.

JavaScript

#hacktoberfest#highlighting#javascript#language-grammars#syntax-highlighter#syntax-highlighting

(Ruby) #{} substitution shouldn't be highlighted in single quotes 9 months ago

language bug help welcome good first issue

highlightjs/highlight.js

25.0K

JavaScript syntax highlighter with language auto-detection and zero dependencies.

JavaScript

#hacktoberfest#highlighting#javascript#language-grammars#syntax-highlighter#syntax-highlighting

(Bash) Highlighted colors doesn't look correct 9 months ago

language bug help welcome good first issue

highlightjs/highlight.js

25.0K

JavaScript syntax highlighter with language auto-detection and zero dependencies.

JavaScript

#hacktoberfest#highlighting#javascript#language-grammars#syntax-highlighter#syntax-highlighting

Cedar not available in the website or mentioned in supported languages 10 months ago

bug help welcome good first issue parser

highlightjs/highlight.js

25.0K

JavaScript syntax highlighter with language auto-detection and zero dependencies.

JavaScript

#hacktoberfest#highlighting#javascript#language-grammars#syntax-highlighter#syntax-highlighting

(C++) Integer literals with quote delimiters in #defines break highlighting 10 months ago

language bug help welcome good first issue

highlightjs/highlight.js

25.0K

JavaScript syntax highlighter with language auto-detection and zero dependencies.

JavaScript

#hacktoberfest#highlighting#javascript#language-grammars#syntax-highlighter#syntax-highlighting